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Cheapest models

Ranked by blended API price (75% input + 25% output, USD per 1M tokens). Free promotional listings excluded.

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39 models

Ranked by blended API price (75% input + 25% output, USD per 1M tokens). Free promotional listings excluded. Source: OpenRouter. Variants (reasoning effort, batch) are folded into one row.

#ModelCapabilityReasoningCodingContext$/M
1Ling 3.0 Flash VLNEWinclusionAI (Ant Group)———262K$0.031
2Nex-N2.5-MiniNEWNex AGI———262K$0.044
3Schematron V2 TurboNEWInference.net———128K$0.060
4Mercury 2.5NEWInception Labs———260K$0.068
5Solar Mini 4NEWUpstage———524K$0.087
6Schematron V2 SmallNEWInference.net———128K$0.095
7GPT-6 LunaNEWbatchOpenAI · +1 variant———1.05M$0.10
8GPT-6 Luna ProNEWbatchOpenAI · +1 variant———1.05M$0.10
9DeepSeek V4.1 FlashNEWDeepSeek · +1 variant155.0——1.05M$0.11
10Nex-N2.5-ProNEWNex AGI———262K$0.12
11Muse Spark 1.3 ContributorNEWMeta———1.05M$0.13
12MiMo-V2.6-FlashNEWXiaomi———1.05M$0.17
13Ternary Bonsai 2 27BNEWPrismML———262K$0.18
14Qwen3.8 Omni FlashNEWAlibaba (Qwen)———1M$0.23
15Perceptron Mk1.5NEWPerceptron———37K$0.49
16MiMo-V2.6-ProNEWXiaomi———1.05M$0.54
17GLM 5.3 FlashXNEWZ.ai (Zhipu AI)———1.05M$0.59
18Gemini 3.8 FlashNEWbatchGoogle · +1 variant———1.05M$0.75
19Aion 3.5 MiniNEWAionLabs———262K$0.88
20Muse Spark 1.3NEWMeta156.9——1.05M$2.00
21Claude Sonnet 5.5NEWbatchAnthropic · +1 variant———1M$2.00
22GPT-6 SolNEWbatchOpenAI · +1 variant———1.05M$2.00
23GPT-6 Sol ProNEWbatchOpenAI · +1 variant———1.05M$2.00
24GPT-6.1 SolNEWbatchOpenAI · +1 variant———1.05M$2.00
25GPT-6.1 Sol ProNEWbatchOpenAI · +1 variant———1.05M$2.00
26Qwen3.8 Max (0902)NEWAlibaba (Qwen)155.3——1M$3.00
27Fugu MaxNEWSakana AI———1M$3.00
28Grok 4.7NEWxAI———500K$3.00
29Aion 3.5NEWAionLabs———262K$3.75
30ParetoNEWunbiased———262K$3.75
31Claude Opus 5.5NEWbatchAnthropic · +1 variant———1M$4.00
32GLM 5.3 PrimeNEWZ.ai (Zhipu AI)———1M$4.30
33MiMo-V2.6-Pro-UltraSpeedNEWXiaomi———1.05M$5.44
34Ember-1NEWFireworks AI———1.05M$6.00
35Qwen3.8 Max PrimeNEWAlibaba (Qwen)———1M$6.00
36Claude Fable 5.1NEWbatchAnthropic · +1 variant———1M$10.00
37GPT-6 AstraNEWbatchOpenAI · +1 variant———1.05M$10.00
38GPT-6 Astra ProNEWbatchOpenAI · +1 variant———1.05M$10.00
39Fugu Ultra v2NEWSakana AI———1M$11.25
— means no published score from that source yet · click a model for every benchmark with its source

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